plant indicanとは 意味・読み方・使い方

The natural dye useful for indigo dyeing is produced by freezing raw leaves of indigo plant and by thawing the frozen leaves, during its melting, indican contained in the leaves changes to indoxyl owing to action of an enzyme and water contained in the leaves, further it reacts with oxygen in air then forms indigo, therefore it is prepared after drying the leaves by pulverizing them into a powder.例文帳に追加

含藍植物の生葉を凍結し，凍結した該葉を解凍すると，融解する過程において，含有されるインジカンが該葉中の酵素と水分の作用でインドキシルとなり，更に空気中の酸素と化合してインジゴが生成されるので，該葉を乾燥した後に粉末にして，藍染めの天然染料を製造する。 - 特許庁